Friends of Libby Library volunteer Cathy Larkin looks at a book at the Edith Belle Libby Memorial Library’s book shed in Old Orchard Beach on Thursday. The book shed, located behind the library at 27 Staples St., opened for the season Thursday, offering used books, CDs and DVDs. The book shed hours are 10 a.m. to 4 p.m. Monday through Friday and Saturday from 10 a.m. to 3 p.m.